Finding the Fourth Proportional to 4,842,959.36, 6,683,283.60 and 2,806,949.84
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Solution
The fourth proportional to 4,842,959.36, 6,683,283.60 and 2,806,949.84 is: 3,873,590.60
Step by Step Solution
- Step 1: Write the proportion equation
4,842,959.36 : 6,683,283.60 = 2,806,949.84 : x - Step 2: Convert to fraction form
4,842,959.36/6,683,283.60 = 2,806,949.84/x - Step 3: Cross multiply
4,842,959.36x = 6,683,283.60 × 2,806,949.84 - Step 4: Simplify right side
4,842,959.36x = 18,759,641,831,694.62 - Step 5: Solve for x
x = 18,759,641,831,694.62/4,842,959.36 - Step 6: Final answer
x = 3,873,590.60
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.